Key Moments

Legendary Trader Edward O. Thorp on Beating the Stock Market and Blackjack

Tim FerrissTim Ferriss
Howto & Style4 min read94 min video
May 25, 2022|268,611 views|5,653|356
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TL;DR

Edward Thorp discusses beating blackjack and the stock market using math, his health regimen, and the importance of thinking for oneself.

Key Insights

1

Mathematical principles can be applied to complex systems like blackjack and financial markets to gain an edge.

2

Early development and application of wearable computing for real-time prediction in roulette.

3

A consistent, disciplined approach to health and fitness, prioritizing enjoyment and listening to one's body, is crucial for longevity.

4

Investing success can be achieved through simple, long-term strategies like index fund investing, outperforming most active management.

5

Developing independent thinking and avoiding reliance on crowd mentality is essential for making sound decisions in life and finance.

6

The concept of 'having enough' is vital, emphasizing that continuous wealth accumulation can detract from life's true enjoyments and personal time.

FROM BLACKJACK TO WALL STREET: MATHEMATICAL ADVANTAGE

Edward O. Thorp, a mathematician by training, initially applied his analytical skills to games of chance. Driven by curiosity, he developed a card-counting system to gain an edge in Blackjack, detailed in his groundbreaking book 'Beat the Dealer.' This success transitioned to the financial markets, where he co-authored 'Beat the Market,' introducing sophisticated mathematical models to value securities. Thorp's foundational work in understanding probabilities and systemic weaknesses allowed him to identify opportunities others missed, demonstrating that even seemingly random systems can be 'beaten' with the right analytical framework.

THE BIRTH OF WEARABLE COMPUTING AND ROULETTE MASTERY

Thorp's innovative spirit extended to roulette, where he collaborated with Claude Shannon, a pioneer in information theory. Together, they developed a wearable computer, considered the first of its kind, designed to predict the outcome of roulette spins. This device, concealed and operated discreetly, provided real-time predictions by analyzing the ball's speed and trajectory. The system was so effective, yielding a significant edge, that it highlighted the potential of technology to disrupt established systems and demonstrated Thorp's ability to blend complex mathematics with practical, cutting-edge engineering.

A LIFETIME COMMITMENT TO HEALTH AND WELL-BEING

At 89 years old, Thorp exemplifies remarkable physical and mental vitality, attributing it to a lifelong, evolving approach to health and fitness. His journey began with strength training in his youth, leading to a fascination with aerobics and marathon running. He emphasizes listening to his body, adapting his routines as he ages, and prioritizing activities he enjoys, such as walking and core strengthening. Thorp’s philosophy is that consistent effort, even in small doses, is paramount, and his dedication serves as an inspiration for maintaining health and vigor across decades.

INVESTING PHILOSOPHY: THE POWER OF INDEXING AND PATIENCE

For long-term investors, Thorp advocates a simple yet powerful strategy: buy and hold equities, specifically through low-cost index funds. He argues that this approach consistently outperforms the vast majority of actively managed funds due to reduced trading costs, taxes, and advisory fees. Thorp's own hedge fund achieved remarkable success, generating high returns with minimal risk by employing mathematical finance models, including insights that later formed the basis of the Black-Scholes model. However, he underscores that for most individuals, the disciplined approach of indexing is the most reliable path to wealth accumulation.

THE CRITICAL IMPORTANCE OF INDEPENDENT THINKING

A recurring theme in Thorp's wisdom is the necessity of independent thought. He criticizes the tendency for people to follow the crowd or rely on popular opinion, illustrating this with the story of Bernie Madoff's Ponzi scheme. Thorp emphasizes the importance of critical evaluation, questioning information, and performing one's own due diligence. He suggests that developing mental models, such as understanding externalities and the tragedy of the commons, equips individuals to analyze situations objectively and avoid cognitive biases like the fundamental attribution error, leading to better decision-making.

FINDING 'ENOUGH': THE ULTIMATE INVESTMENT

Thorp consciously decided to stop accumulating wealth beyond a certain point, recognizing the principle of 'having enough.' He observed that excessive focus on accumulating material possessions can lead to a life consumed by management and stress, detracting from time, family, and personal enjoyment. He advocates for financial independence, achieved through prudent investing, as a means to secure freedom and the ability to pursue activities that bring joy and fulfillment. Thorp’s perspective highlights that true wealth lies not just in capital, but in the quality of one's time and life experiences.

NAVIGATING UNCERTAINTY AND SOCIETAL CHALLENGES

Looking towards the future, Thorp focuses on understanding societal trends and potential scenarios, particularly concerning the evolution of American society and global power dynamics. He believes individuals can best prepare by thinking for themselves and encouraging others to do the same, rather than passively consuming media. Thorp sees value in studying political science and history to understand how change occurs and how to influence it incrementally, advocating for a thoughtful, strategic approach to challenging societal issues, emphasizing preparedness and adaptability in an unpredictable world.

Common Questions

Edward Thorp, initially a curious academic teaching at UCLA, got interested in blackjack after hearing about an article. He started with a basic strategy card in Las Vegas in 1958, noticed flaws in casino play, and used his math background and MIT computers to devise winning systems for both blackjack and later, with Claude Shannon, a wearable computer for roulette.

Topics

Mentioned in this video

People
Herbert Hoover

31st President of the United States, mentioned by Thorp as the sitting president when he was born.

Nassim Nicholas Taleb

Author of 'Fooled by Randomness,' 'The Black Swan,' and 'Antifragile,' who wrote the forward to Thorp's memoir, highlighting his restraint and independence.

Jim Cramer

TV personality and financial commentator mentioned as an example of common investment advice that deviates from long-term indexing.

Claude Shannon

An Institute professor and member of the National Academy of Sciences at MIT, who assisted Thorp with quick publication of his blackjack strategy and later collaborated on a wearable computer for roulette.

John Selfridge

A number theorist from UCLA who was on the abstract committee of the American Mathematical Society and ensured Thorp's blackjack abstract was accepted.

Ken Cooper

Author of a book on aerobics and founder of a lab in Texas, credited with starting the aerobics revolution.

Peter Madoff

Bernie Madoff's brother, who was in charge of the fraudulent investment operation when Thorp tried to investigate.

Edward O. Thorp

Guest and author of 'Beat the Dealer,' 'Beat the Market,' and 'A Man for All Markets.' Known for contributions to blackjack and financial markets.

Svante Arrhenius

A great Swedish physical chemist from the 19th century who studied how atmospheric gases like carbon dioxide trap heat, contributing to global warming.

Garrett Hardin

The person attributed with the mental model 'Tragedy of the Commons'.

Ian Shapiro

Sterling Professor of Political Science at Yale, whose course and book 'The Wolf at the Door' explain how to achieve political implementation of rational solutions.

Ray Dalio

Author of 'Principles for Dealing with the Changing World Order', recommended for understanding current geopolitical crises.

Frank Meyer

Other general partner at Citadel with Ken Griffin and a long-time friend of Thorp.

Sheen T. Kassouf

Co-author of 'Beat the Market,' who was already practicing warrant valuation and helped Thorp develop the theory further.

Myron Scholes

Nobel Prize winner (with Robert Merton) and co-creator of the Black-Scholes model for option pricing, which highly influenced Thorp's strategies.

Fisher Black

Co-creator of the Black-Scholes model for option pricing, influenced by Thorp's 'Beat the Market'.

Charlie Munger

Warren Buffett's business partner, known for his mental models and his book 'Poor Charlie's Almanack'.

Daniel Kahneman

Author of 'Thinking, Fast and Slow', whose work relates to how people make quick, often error-prone, judgments.

Tom Wolfe

A young reporter who wrote an AP piece about Thorp's blackjack presentation, leading to massive press coverage.

Bernie Madoff

The notorious fraudster whose Ponzi scheme Thorp uncovered in 1991 during a portfolio review for McKinsey & Company.

Warren Buffett

Famed investor who Thorp met through a dean at UCI; Thorp predicted he would become the richest man in the world and was later an investor in Berkshire Hathaway.

Joseph Heller

Author of 'Catch-22,' who famously understood the concept of 'having enough' wealth, unlike many who endlessly chase it.

Robert Merton

Co-recipient of the Nobel Prize for economics with Myron Scholes for his work on option pricing theory, alongside Black and Scholes.

Francis Fukuyama

Mentioned by the host for his fantastic writing relevant to geopolitics and societal issues.

Albert Einstein

Physicist used as an example of independent thinking, standing against popular opinion on the speed of light.

Elon Musk

Known for a 50-item collection of mental models widely available online, mentioned by Thorp.

Ken Griffin

Founder of Citadel, who Thorp invested with from the start, providing him with insights and resources.

Jim Simons

Founder of Renaissance Technologies, known for its extraordinary quantitative investment success.

Kurt Vonnegut

Author who recounted Joseph Heller's story about 'having enough' in The New Yorker.

Organizations
University of California, Irvine

University where Edward Thorp eventually taught and met Sheen T. Kassouf.

National Association of Securities Dealers

An organization where Bernie Madoff was a pillar, past president, and committee member, granting him an air of credibility.

University of California, Berkeley

University where Edward Thorp pursued his undergraduate studies.

Massachusetts Institute of Technology

Institution where Edward Thorp taught and used early computers to develop his blackjack system.

Chicago Board Options Exchange

Opened in 1973, Thorp's traders were initially the only ones on the floor exploiting their advantage with options pricing.

New Mexico State University

University where Edward Thorp taught after MIT.

MIT Museum

The museum in Cambridge where Thorp and Shannon's wearable computer for roulette is now exhibited.

University of California, Los Angeles

University where Edward Thorp received his bachelor's and master's degrees in physics and later taught.

The New Yorker

Magazine where Kurt Vonnegut wrote about Joseph Heller and the concept of 'having enough.'

National Academy of Sciences

The institution through whose proceedings Edward Thorp sought quick publication for his blackjack research, facilitated by Claude Shannon.

Biden Administration

Mentioned as an example of a political body facing difficulty in implementing its agenda, illustrating the need for effective coalition-building.

American Mathematical Society

The society at whose meeting in Washington D.C. Edward Thorp presented his blackjack abstract, initially rejected.

MIT Media Lab

The lab that recognized Thorp and Shannon's device as the first wearable computer.

Cryonics Institute

An organization that freezes people cryogenically and consulted Thorp for advice on investing their endowment fund for long-term growth.

Concepts
carbon dioxide

A gas discussed in relation to Svante Arrhenius's work on global warming and as a negative externality from car pollution.

S&P Index Options

Financial derivatives related to the S&P index, which were part of the mysterious trades in the Madoff fraud.

Externalities

A mental model in economics referring to unintended consequences of an action, often negative (like pollution) but sometimes positive (like fire insurance benefits to neighbors).

Warrants

Common stock purchase warrants, which were forerunners to options, and what Thorp learned to value mathematically.

Efficient Market Hypothesis

An academic theory claiming one cannot consistently 'beat the market,' which Thorp argues can be overcome with substantial work and mathematical insights.

Tragedy of the Commons

A mental model by Garrett Hardin, illustrating how individuals acting in their own self-interest can collectively deplete a shared resource.

Carbon Tax

A proposed rational and logical solution to pollution, where taxing carbon emissions would reduce their presence in the atmosphere.

Black-Scholes Model

A mathematical model for valuing warrants and options, developed by Fisher Black and Myron Scholes, which improved upon Thorp's early ideas.

Social Security

A program that has remained in place due to a strong, embedded constituency, illustrating a successful political implementation.

Greenhouse Effect

The scientific phenomenon explaining how gases in the atmosphere trap heat, made obvious by sitting behind a plate glass window in the sun.

Fundamental attribution error

A human tendency from sociology and psychology to make assumptions not fully justified by evidence, often quickly and emotionally, which can lead to mistakes but also save lives (e.g., reacting to a roar).

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